"National Bureau of Economic Research (Estados Unidos)" . . "USA" . . "United States" . . "Zonder onderwerpscode." . . "Protección del medio ambiente aspectos económicos Estados Unidos." . . "Inversiones extranjeras Estados Unidos." . . "National Bureau of Economic Research" . . "Umweltauflage / Folgekosten / Direktinvestition / Regionale Industriestruktur / USA." . . "Direkte investeringer." . . "Regionale Industriestruktur" . . "Umweltauflage" . . "Miljø." . . "Direktinvestition" . . . . . . . . . . . . . . . . . "Environmental compliance costs and foreign direct investment inflows to U.S. states"@en . "Environmental compliance costs and foreign direct investment inflows to U.S. states" . . . . . . . . . . . . . . . . . . . . "Environmental compliance costs and foreign direct investment inflows to US States" . "Environmental Compliance Costs and Foreign Direct Investment Inflows to U.S. States" . "Environmental Compliance Costs and Foreign Direct Investment Inflows to U.S. States"@en . . . . . . "Environmental compliance costs and foreign direct investment inflows to U.S. States" . . . "Environmental compliance cost and foreign direct investment inflows to U.S. states" . . . "1977-1994" . . "Folgekosten" . .